Home / 144,619.84-216,763.20-55,834.24

Finding the Fourth Proportional to 144,619.84, 216,763.20 and 55,834.24

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Solution

The fourth proportional to 144,619.84, 216,763.20 and 55,834.24 is: 83,687.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,619.84 : 216,763.20 = 55,834.24 : x
  2. Step 2: Convert to fraction form
    144,619.84/216,763.20 = 55,834.24/x
  3. Step 3: Cross multiply
    144,619.84x = 216,763.20 × 55,834.24
  4. Step 4: Simplify right side
    144,619.84x = 12,102,808,531.97
  5. Step 5: Solve for x
    x = 12,102,808,531.97/144,619.84
  6. Step 6: Final answer
    x = 83,687.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.